News bites: US carbon emissions lowest since 1994, renewable capacity doubles

Rep. Stephen Lynch (D-Mass.) formally announced his candidacy to replace soon-to-be Secretary of State Sen. John KerryJohn Forbes KerryShould President Trump, like President Obama, forsake human rights in pursuit of the deal with a tyrant? GOP Senate report says Obama officials gave Iran access to US financial system Democrats conflicted over how hard to hit Trump on Iran MORE (D-Mass.), Reuters reports. Lynch will face Rep. Edward MarkeyEdward (Ed) John MarkeyDemocrats protest Trump's immigration policy from Senate floor Dems press EPA nominees on ethics, climate Lawmakers prep for coming wave of self-driving cars MORE (D-Mass.), a favorite of green groups, in the Democratic primary.

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An explosion at the Mexico City headquarters of Mexico’s state-owned oil company killed at least 25 people and injured 100 others, The Associated Press reports. Mexican officials said they were unsure of what sparked the blast.

The European Union is considering banning insecticides linked to a fall in the bee population, according to The Guardian.